Audi A3 2008–2014 — technical service bulletin
Bulletin 131520275854 · NHTSA communication 10216701 · issued Jun 24, 2013
Technical service bulletin
communication type
Fuel System, Gasoline
component
2008–2014
model years
13
vehicle entries
Official summary
Because of exhaust gas pulsations, the wastegate flap and rods vibrate at the start of the boost air control. This vibration causes rattling or jarring noises.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.